Purohit, S. S. <br/><br/>
Ecology and environmental biology 

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 - Jodhpur  Mrs.Sarswati Purohit  2004 
 - 644p.   
<br/><br/>   
<br/><br/><label>ISBN: </label>81-88826-07-3 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Environmental biology  Ecology  Environment  Biology 
<br/><br/><label>Dewey Class. No.: </label>574